Sean Carney

CIK 1239312 · View on SEC EDGAR ↗

Insider

First SEC filing: May 26, 2026 · Latest: May 26, 2026

On this page

Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 91 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

91 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
Aug. 13, 2015 MBI S 18,372,877 $6.39 $117,402,684 1,910,417 Indirect -90.58% Disposed -23.2% (price as of 2026-08-21)
May 22, 2015 MBI S 27,250,000 $8.73 $237,892,500 20,283,294 Indirect -57.33% Disposed -43.8% (price as of 2026-08-21)
March 2, 2010 ACGLN S 588,747 $74.15 $43,655,590 0 Indirect -100.00% Disposed -78.2% (price as of 2026-08-21)
Dec. 8, 2009 ACGLN S 239,630 $68.75 $16,474,562 588,747 Indirect -28.93% Disposed -76.5% (price as of 2026-08-21)
May 2, 2006 DXCM S 400,000 $24.00 $9,600,000 2,295,270 Indirect -14.84% Disposed 1390.7% (price as of 2026-08-21)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date Ticker Security Underlying Exercise price Expiration Shares A/D
May 19, 2008 DXCM Non-Qualified Stock Option (Right to Buy) Common Stock (31,464) $7.63 May 19, 2018 31,464 Acquired
May 23, 2007 DXCM Non-Qualified Stock Option (Right to Buy) Common Stock (31,890) $7.31 May 23, 2017 31,890 Acquired
May 15, 2006 DXCM Non-Qualified Stock Option (Right to Buy) Common Stock (10,000) $21.81 May 15, 2016 10,000 Acquired
April 13, 2006 DXCM Non-Qualified Stock Option (Right to Buy) Common Stock (10,000) $20.38 April 13, 2016 10,000 Acquired
Dec. 30, 2005 ACGLN Series A Convertible Preference Shares Common Shares, $.01 par value per share (20,906,560) — — 20,906,560 Disposed
April 19, 2005 DXCM Series D Preferred Stock Common Stock — — 15,131 Disposed
April 19, 2005 DXCM Series D Preferred Stock Common Stock — — 62,159 Disposed
April 19, 2005 DXCM Series D Preferred Stock Common Stock — — 88,743 Disposed
April 19, 2005 DXCM Series D Preferred Stock Common Stock — — 5,218,535 Disposed
April 13, 2005 DXCM Stock Option (Right to Buy) Common Stock (25,000) $12.00 April 13, 2015 25,000 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 11 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date Ticker Security Shares Ownership
Jan. 29, 2025 BBNX Director Stock Option (right to buy)→ Class B Common Stock [F2] (55,837) 55,837 Direct
Jan. 29, 2025 BBNX Director Stock Option (right to buy)→ Class B Common Stock [F2] (30,456) 30,456 Direct
Dec. 16, 2013 MBI Common Stock, par value $1.00 per share ("Common Stock") 9,018 Indirect
Dec. 16, 2013 MBI Common Stock 45,622,877 Indirect
Dec. 16, 2013 MBI Common Stock issuable upon exercise of warrants→ Common Stock (21,914,446) 21,914,446 Indirect
Dec. 16, 2013 MBI Common Stock issuable upon exercise of warrants→ Common Stock (4,004,945) 4,004,945 Indirect
Dec. 16, 2013 MBI Common Stock issuable upon exercise of warrants→ Common Stock (1,910,417) 1,910,417 Indirect
April 13, 2005 DXCM Series D Preferred Stock→ Common Stock (2,609,267) 2,609,267 Indirect
April 13, 2005 DXCM Series D Preferred Stock→ Common Stock (44,371) 44,371 Indirect
April 13, 2005 DXCM Series D Preferred Stock→ Common Stock (31,259) 31,259 Indirect
April 13, 2005 DXCM Series D Preferred Stock→ Common Stock (7,565) 7,565 Indirect