WARBURG PINCUS LLC

CIK 1162870 · View on SEC EDGAR ↗

Insider Activist

First SEC filing: Nov. 20, 2020 · Latest: June 8, 2026

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Institution

View 13F portfolio

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Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 20 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

20 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
April 13, 2021 OM S 120,612 $50.82 $6,129,502 26,086 Indirect -82.22% Disposed -99.4% (price as of 2026-08-21)
April 13, 2021 OM S 3,770,111 $50.82 $191,597,041 815,394 Indirect -82.22% Disposed -99.4% (price as of 2026-08-21)
Jan. 5, 2021 OM S 535,793 $50.35 $26,977,178 4,585,505 Indirect -10.46% Disposed -99.4% (price as of 2026-08-21)
Jan. 5, 2021 OM S 17,141 $50.35 $863,049 146,698 Indirect -10.46% Disposed -99.4% (price as of 2026-08-21)
Dec. 7, 2020 OM S 3,571,953 $50.35 $179,847,834 5,121,298 Indirect -41.09% Disposed -99.4% (price as of 2026-08-21)
Dec. 7, 2020 OM S 114,272 $50.35 $5,753,595 163,839 Indirect -41.09% Disposed -99.4% (price as of 2026-08-21)
Nov. 19, 2020 1162870 S 7,310 $11.40 $83,334 2,072,752 Indirect -0.35% Disposed
Nov. 19, 2020 1162870 S 172,690 $10.89 $1,880,594 2,080,062 Indirect -7.67% Disposed
Nov. 18, 2020 1162870 S 44,640 $12.20 $544,608 2,252,752 Indirect -1.94% Disposed
Nov. 18, 2020 1162870 S 261,113 $11.85 $3,094,189 2,297,392 Indirect -10.21% Disposed
Aug. 22, 2017 1162870 S 4,109,128 $33.05 $135,806,680 0 Indirect -100.00% Disposed
March 10, 2017 1162870 S 4,109,128 $43.85 $180,185,263 4,109,128 Indirect -50.00% Disposed
Feb. 6, 2015 1162870 S 7,317,100 $10.25 $75,000,275 11,565,072 Direct -38.75% Disposed

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
Sept. 17, 2020 OM Series D Redeemable Convertible Preferred Stock Common Stock (520,621) — — 3,115,757 Disposed
Sept. 17, 2020 OM Series D Redeemable Convertible Preferred Stock Common Stock (16,655) — — 99,678 Disposed
Sept. 17, 2020 OM Series C Redeemable Convertible Preferred Stock Common Stock (709,965) — — 5,608,720 Disposed
Sept. 17, 2020 OM Series C Redeemable Convertible Preferred Stock Common Stock (22,713) — — 179,433 Disposed
Sept. 17, 2020 OM Series B Redeemable Convertible Preferred Stock Common Stock (1,299,946) — — 11,410,489 Disposed
Sept. 17, 2020 OM Series B Redeemable Convertible Preferred Stock Common Stock (41,587) — — 365,041 Disposed
Sept. 17, 2020 OM Series A Redeemable Convertible Preferred Stock Common Stock (3,666,039) — — 38,614,650 Disposed
Sept. 17, 2020 OM Series A Redeemable Convertible Preferred Stock Common Stock (117,283) — — 1,235,350 Disposed
Sept. 16, 2003 1162870 Common Stock Warrant (Right to Buy) Common Stock $0.01 June 5, 2008 59,134 Disposed

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

Initial ownership (Form 3) 13 holdings

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

Date Ticker Security Shares Ownership
Sept. 14, 2020 OM Common Stock 79,873 Indirect
Sept. 14, 2020 OM Common Stock 2,496,681 Indirect
Sept. 14, 2020 OM Series A Redeemable Convertible Preferred Stock→ Common Stock (117,283) 117,283 Indirect
Sept. 14, 2020 OM Series A Redeemable Convertible Preferred Stock→ Common Stock (3,666,039) 3,666,039 Indirect
Sept. 14, 2020 OM Series B Redeemable Convertible Preferred Stock→ Common Stock (41,587) 41,587 Indirect
Sept. 14, 2020 OM Series B Redeemable Convertible Preferred Stock→ Common Stock (1,299,946) 1,299,946 Indirect
Sept. 14, 2020 OM Series C Redeemable Convertible Preferred Stock→ Common Stock (22,713) 22,713 Indirect
Sept. 14, 2020 OM Series C Redeemable Convertible Preferred Stock→ Common Stock (709,965) 709,965 Indirect
Sept. 14, 2020 OM Series D Redeemable Convertible Preferred Stock→ Common Stock (16,655) 16,655 Indirect
Sept. 14, 2020 OM Series D Redeemable Convertible Preferred Stock→ Common Stock (520,621) 520,621 Indirect
Feb. 1, 2008 MBI Common Stock, par value $1.00 per share ("Common Stock") 9,951,760 Indirect
Feb. 1, 2008 MBI Common Stock 6,177,272 Indirect
Feb. 1, 2008 MBI Common Stock issuable upon exercise of warrants→ Common Stock (8,698,920) 8,698,920 Direct