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John Overdeck’s Opko Health OPK Stock Holding History

John Overdeck’s Portfolio OPK Stock Details OPK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2021
Q2 		– Sell
-10,800
Closed -$46K – 4436
2021
Q1 		$46K Buy
+10,800
New +$51.6K ﹤0.01% 3742
2020
Q4 		– Sell
-10,000
Closed -$37K – 3638
2020
Q3 		$37K Buy
+10,000
New +$42.2K ﹤0.01% 2986

Other funds holding OPK

RCMNY
Rubric Capital Management (New York) New York $10.9B AUM 70.31% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
WCM
Whitefort Capital Management New York $406M AUM 84.26% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return

John Overdeck's OPK Position: Q2 2026 in Review

John Overdeck increased its Opko Health (OPK) stake by 3.4% in Q2 2026, buying an estimated $7.4K and bringing the position to 175,801 shares worth $264K. The position accounts for ﹤0.01% of the portfolio, ranked #4617.

John Overdeck first reported a position in OPK in Q1 2015 and has held it in 32 quarters since. The position peaked at $24.7M in Q2 2015. 222 funds tracked by Wall St. Rank hold OPK as of Q2 2026.

  • John Overdeck held 175,801 shares of Opko Health worth $264K as of Q2 2026.
  • John Overdeck bought 5,801 Opko Health shares in Q2 2026, an estimated $7.4K.
  • Opko Health made up ﹤0.01% of John Overdeck's portfolio in Q2 2026, its #4617 holding.
  • John Overdeck first reported a position in Opko Health in Q1 2015 and has held it in 32 quarters since.
  • John Overdeck's Opko Health position peaked at $24.7M in Q2 2015.
  • 222 funds tracked by Wall St. Rank held Opko Health as of Q2 2026.

Based on Two Sigma Investments's 13F filing for Q2 2026, filed 14 Aug 2026.