Follow the people · Insider
Steven Yi
Steven Yi files insider transactions with the SEC as a director and officer of MediaAlpha (MAX). We hold 65 disclosed purchases and sales filed since 3 November 2020, 11 of them in the last 90 days.
- Files forMAX
- Disclosed buys and sells65 in all, 11 in the last 90 days
- Last disclosure2 September 2026
Positions held
2 posts we hold — a term names its own dates; a run of filings only says when they filed- Filed 30 October 2020 — 1 September 2026Director and Officer · MediaAlpha (MAX)253 Form 4 lines · source: SEC Form 4
- Filed 25 May 2023 — 22 May 2025Director · White Mountains Insurance Group (WTM)3 Form 4 lines · source: SEC Form 4
Everything they disclosed
120 entries, newest first — one per disclosure report, one per Form 4 line- ▼ sold on the open market 48,000 shares of MediaAlphaSEC Form 42 September 2026Class A Common Stock · traded 1 September 2026 · filed 2 September 2026
- ▼ sold on the open market 72,000 shares of MediaAlphaSEC Form 45 August 2026Class A Common Stock · traded 3 August 2026 · filed 5 August 2026
- ▼ sold on the open market 82,457 shares of MediaAlphaSEC Form 417 July 2026Class A Common Stock · traded 16 July 2026 · filed 17 July 2026
- ▼ sold on the open market 12,333 shares of MediaAlphaSEC Form 417 July 2026Class A Common Stock · traded 17 July 2026 · filed 17 July 2026
- ▼ sold on the open market 9,496 shares of MediaAlphaSEC Form 415 July 2026Class A Common Stock · traded 13 July 2026 · filed 15 July 2026
- ▼ sold on the open market 37,701 shares of MediaAlphaSEC Form 415 July 2026Class A Common Stock · traded 14 July 2026 · filed 15 July 2026
- ▼ sold on the open market 114,292 shares of MediaAlphaSEC Form 415 July 2026Class A Common Stock · traded 15 July 2026 · filed 15 July 2026
- ▼ sold on the open market 17,254 shares of MediaAlphaSEC Form 48 July 2026Class A Common Stock · traded 6 July 2026 · filed 8 July 2026
- ▼ sold on the open market 26,467 shares of MediaAlphaSEC Form 48 July 2026Class A Common Stock · traded 7 July 2026 · filed 8 July 2026
- ▼ sold on the open market 96,000 shares of MediaAlphaSEC Form 41 July 2026Class A Common Stock · traded 1 July 2026 · filed 1 July 2026
- ▼ sold on the open market 24,000 shares of MediaAlphaSEC Form 418 June 2026Class A Common Stock · traded 16 June 2026 · filed 18 June 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 46 May 2026Class A Common Stock · traded 4 May 2026 · filed 6 May 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 46 May 2026Class A Common Stock · traded 5 May 2026 · filed 6 May 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 46 May 2026Class A Common Stock · traded 6 May 2026 · filed 6 May 2026
- ▼ sold on the open market 33,663 shares of MediaAlphaSEC Form 429 April 2026Class A Common Stock · traded 27 April 2026 · filed 29 April 2026
- ▼ sold on the open market 6,565 shares of MediaAlphaSEC Form 429 April 2026Class A Common Stock · traded 28 April 2026 · filed 29 April 2026
- ▼ sold on the open market 26,739 shares of MediaAlphaSEC Form 429 April 2026Class A Common Stock · traded 29 April 2026 · filed 29 April 2026
- ▼ sold on the open market 28,543 shares of MediaAlphaSEC Form 422 April 2026Class A Common Stock · traded 20 April 2026 · filed 22 April 2026
- ▼ sold on the open market 16,047 shares of MediaAlphaSEC Form 422 April 2026Class A Common Stock · traded 21 April 2026 · filed 22 April 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 422 April 2026Class A Common Stock · traded 22 April 2026 · filed 22 April 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 415 April 2026Class A Common Stock · traded 13 April 2026 · filed 15 April 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 415 April 2026Class A Common Stock · traded 14 April 2026 · filed 15 April 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 415 April 2026Class A Common Stock · traded 15 April 2026 · filed 15 April 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 48 April 2026Class A Common Stock · traded 6 April 2026 · filed 8 April 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 48 April 2026Class A Common Stock · traded 7 April 2026 · filed 8 April 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 48 April 2026Class A Common Stock · traded 8 April 2026 · filed 8 April 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 41 April 2026Class A Common Stock · traded 30 March 2026 · filed 1 April 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 41 April 2026Class A Common Stock · traded 31 March 2026 · filed 1 April 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 41 April 2026Class A Common Stock · traded 1 April 2026 · filed 1 April 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 425 March 2026Class A Common Stock · traded 23 March 2026 · filed 25 March 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 425 March 2026Class A Common Stock · traded 24 March 2026 · filed 25 March 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 425 March 2026Class A Common Stock · traded 25 March 2026 · filed 25 March 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 425 March 2026Class A Common Stock · traded 23 March 2026 · filed 25 March 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 425 March 2026Class A Common Stock · traded 24 March 2026 · filed 25 March 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 425 March 2026Class A Common Stock · traded 25 March 2026 · filed 25 March 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 418 March 2026Class A Common Stock · traded 18 March 2026 · filed 18 March 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 418 March 2026Class A Common Stock · traded 18 March 2026 · filed 18 March 2026
- was granted 448,500 shares of MediaAlphaSEC Form 417 March 2026Class A Common Stock · traded 15 March 2026 · filed 17 March 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 417 March 2026Class A Common Stock · traded 16 March 2026 · filed 17 March 2026
- ▼ sold on the open market 5,227 shares of MediaAlphaSEC Form 417 March 2026Class A Common Stock · traded 17 March 2026 · filed 17 March 2026
- was granted 149,550 shares of MediaAlpha (a derivative holding)SEC Form 417 March 2026Performance Restricted Stock Units (2026 PRSUs) · traded 15 March 2026 · filed 17 March 2026
- was granted 149,550 shares of MediaAlpha (a derivative holding)SEC Form 417 March 2026Performance Restricted Stock Units (2026 PRSUs) · traded 15 March 2026 · filed 17 March 2026
- was granted 448,500 shares of MediaAlphaSEC Form 417 March 2026Class A Common Stock · traded 15 March 2026 · filed 17 March 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 417 March 2026Class A Common Stock · traded 16 March 2026 · filed 17 March 2026
- ▼ sold on the open market 5,227 shares of MediaAlphaSEC Form 417 March 2026Class A Common Stock · traded 17 March 2026 · filed 17 March 2026
- ▼ sold on the open market 5,650 shares of MediaAlphaSEC Form 411 March 2026Class A Common Stock · traded 9 March 2026 · filed 11 March 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 411 March 2026Class A Common Stock · traded 10 March 2026 · filed 11 March 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 411 March 2026Class A Common Stock · traded 11 March 2026 · filed 11 March 2026
- ▼ sold on the open market 5,650 shares of MediaAlphaSEC Form 411 March 2026Class A Common Stock · traded 9 March 2026 · filed 11 March 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 411 March 2026Class A Common Stock · traded 10 March 2026 · filed 11 March 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 411 March 2026Class A Common Stock · traded 11 March 2026 · filed 11 March 2026
- ▼ sold on the open market 39,252 shares of MediaAlphaSEC Form 44 March 2026Class A Common Stock · traded 2 March 2026 · filed 4 March 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 44 March 2026Class A Common Stock · traded 3 March 2026 · filed 4 March 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 44 March 2026Class A Common Stock · traded 4 March 2026 · filed 4 March 2026
- ▼ sold on the open market 39,252 shares of MediaAlphaSEC Form 44 March 2026Class A Common Stock · traded 2 March 2026 · filed 4 March 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 44 March 2026Class A Common Stock · traded 3 March 2026 · filed 4 March 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 44 March 2026Class A Common Stock · traded 4 March 2026 · filed 4 March 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 425 February 2026Class A Common Stock · traded 23 February 2026 · filed 25 February 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 425 February 2026Class A Common Stock · traded 24 February 2026 · filed 25 February 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 425 February 2026Class A Common Stock · traded 25 February 2026 · filed 25 February 2026
- ▼ sold on the open market 8,748 shares of MediaAlphaSEC Form 425 February 2026Class A Common Stock · traded 25 February 2026 · filed 25 February 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 425 February 2026Class A Common Stock · traded 23 February 2026 · filed 25 February 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 425 February 2026Class A Common Stock · traded 24 February 2026 · filed 25 February 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 425 February 2026Class A Common Stock · traded 25 February 2026 · filed 25 February 2026
- ▼ sold on the open market 8,748 shares of MediaAlphaSEC Form 425 February 2026Class A Common Stock · traded 25 February 2026 · filed 25 February 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 419 February 2026Class A Common Stock · traded 17 February 2026 · filed 19 February 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 419 February 2026Class A Common Stock · traded 18 February 2026 · filed 19 February 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 419 February 2026Class A Common Stock · traded 19 February 2026 · filed 19 February 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 419 February 2026Class A Common Stock · traded 17 February 2026 · filed 19 February 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 419 February 2026Class A Common Stock · traded 18 February 2026 · filed 19 February 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 419 February 2026Class A Common Stock · traded 19 February 2026 · filed 19 February 2026
- exercised options over 18,294 shares of MediaAlphaSEC Form 417 February 2026Class A Common Stock · traded 15 February 2026 · filed 17 February 2026
- exercised options over 18,294 shares of MediaAlpha (a derivative holding)SEC Form 417 February 2026Restricted Stock Units · traded 15 February 2026 · filed 17 February 2026
- exercised options over 18,294 shares of MediaAlpha (a derivative holding)SEC Form 417 February 2026Restricted Stock Units · traded 15 February 2026 · filed 17 February 2026
- exercised options over 18,294 shares of MediaAlphaSEC Form 417 February 2026Class A Common Stock · traded 15 February 2026 · filed 17 February 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 411 February 2026Class A Common Stock · traded 9 February 2026 · filed 11 February 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 411 February 2026Class A Common Stock · traded 10 February 2026 · filed 11 February 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 411 February 2026Class A Common Stock · traded 11 February 2026 · filed 11 February 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 411 February 2026Class A Common Stock · traded 9 February 2026 · filed 11 February 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 411 February 2026Class A Common Stock · traded 10 February 2026 · filed 11 February 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 411 February 2026Class A Common Stock · traded 11 February 2026 · filed 11 February 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 44 February 2026Class A Common Stock · traded 2 February 2026 · filed 4 February 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 44 February 2026Class A Common Stock · traded 3 February 2026 · filed 4 February 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 44 February 2026Class A Common Stock · traded 4 February 2026 · filed 4 February 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 44 February 2026Class A Common Stock · traded 2 February 2026 · filed 4 February 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 44 February 2026Class A Common Stock · traded 3 February 2026 · filed 4 February 2026
- ▼ sold on the open market 4,000 shares of MediaAlphaSEC Form 44 February 2026Class A Common Stock · traded 4 February 2026 · filed 4 February 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 428 January 2026Class A Common Stock · traded 26 January 2026 · filed 28 January 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 428 January 2026Class A Common Stock · traded 27 January 2026 · filed 28 January 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 428 January 2026Class A Common Stock · traded 28 January 2026 · filed 28 January 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 428 January 2026Class A Common Stock · traded 26 January 2026 · filed 28 January 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 428 January 2026Class A Common Stock · traded 27 January 2026 · filed 28 January 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 428 January 2026Class A Common Stock · traded 28 January 2026 · filed 28 January 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 422 January 2026Class A Common Stock · traded 20 January 2026 · filed 22 January 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 422 January 2026Class A Common Stock · traded 21 January 2026 · filed 22 January 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 422 January 2026Class A Common Stock · traded 22 January 2026 · filed 22 January 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 422 January 2026Class A Common Stock · traded 20 January 2026 · filed 22 January 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 422 January 2026Class A Common Stock · traded 21 January 2026 · filed 22 January 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 422 January 2026Class A Common Stock · traded 22 January 2026 · filed 22 January 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 414 January 2026Class A Common Stock · traded 12 January 2026 · filed 14 January 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 414 January 2026Class A Common Stock · traded 13 January 2026 · filed 14 January 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 414 January 2026Class A Common Stock · traded 14 January 2026 · filed 14 January 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 414 January 2026Class A Common Stock · traded 12 January 2026 · filed 14 January 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 414 January 2026Class A Common Stock · traded 13 January 2026 · filed 14 January 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 414 January 2026Class A Common Stock · traded 14 January 2026 · filed 14 January 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 47 January 2026Class A Common Stock · traded 5 January 2026 · filed 7 January 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 47 January 2026Class A Common Stock · traded 6 January 2026 · filed 7 January 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 47 January 2026Class A Common Stock · traded 7 January 2026 · filed 7 January 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 47 January 2026Class A Common Stock · traded 5 January 2026 · filed 7 January 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 47 January 2026Class A Common Stock · traded 6 January 2026 · filed 7 January 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 47 January 2026Class A Common Stock · traded 7 January 2026 · filed 7 January 2026
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 431 December 2025Class A Common Stock · traded 29 December 2025 · filed 31 December 2025
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 431 December 2025Class A Common Stock · traded 30 December 2025 · filed 31 December 2025
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 431 December 2025Class A Common Stock · traded 31 December 2025 · filed 31 December 2025
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 429 December 2025Class A Common Stock · traded 22 December 2025 · filed 29 December 2025
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 429 December 2025Class A Common Stock · traded 23 December 2025 · filed 29 December 2025
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 429 December 2025Class A Common Stock · traded 24 December 2025 · filed 29 December 2025
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 417 December 2025Class A Common Stock · traded 15 December 2025 · filed 17 December 2025
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 417 December 2025Class A Common Stock · traded 16 December 2025 · filed 17 December 2025
- ▼ sold on the open market 8,000 shares of MediaAlphaSEC Form 417 December 2025Class A Common Stock · traded 17 December 2025 · filed 17 December 2025
Positions come from the unitedstates/congress-legislators roster, the Office of Government Ethics and the SEC’s Form 4 index. Every disclosed line names its own source and links the document the government published; we print what the filing says and never a price we did not read from it. Headlines and links come from the GDELT Global Knowledge Graph — the story stays with the publisher. The portrait, where we have one, is the public-domain Congressional Bioguide photograph.