Marshall Wace
ONL

Marshall Wace’s Orion Office REIT ONL Stock Holding History

Marshall Wace’s Portfolio ONL Stock Details ONL Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$971K Buy
451,635
+212,959
+89% +$493K ﹤0.01% 2145
2025
Q4 		$539K Buy
238,676
+137,717
+136% +$325K ﹤0.01% 2206
2025
Q3 		$273K Buy
+100,959
New +$270K ﹤0.01% 2463
2023
Q4 		– Sell
-44,808
Closed -$233K – 2487
2023
Q3 		$233K Buy
+44,808
New +$272K ﹤0.01% 1947
2022
Q3 		– Sell
-48,578
Closed -$533K – 3675
2022
Q2 		$533K Buy
48,578
+3,915
+9% +$50.5K ﹤0.01% 2762
2022
Q1 		$625K Buy
+44,663
New +$753K ﹤0.01% 2674

Other funds holding ONL

PMG
Private Management Group Irvine, California $3.47B AUM 13.39% 1-Year Est. Return
JGC
J. Goldman & Co New York $3.44B AUM 33.8% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
PL
Parkwood LLC Cleveland, Ohio $1.13B AUM 32.89% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
RC
RBF Capital San Francisco, California $2.05B AUM 29.64% 1-Year Est. Return
RC
Rangeley Capital New Canaan, Connecticut $103M AUM 77.32% 1-Year Est. Return
Jane Street
Jane Street New York $777B AUM 61.18% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Marshall Wace's ONL Position: Q1 2026 in Review

Marshall Wace increased its Orion Office REIT (ONL) stake by 89% in Q1 2026, buying an estimated $493K and bringing the position to 451,635 shares worth $971K. The position accounts for ﹤0.01% of the portfolio, ranked #2145.

Marshall Wace first reported a position in ONL in Q1 2022 and has held it in 6 quarters since. 191 funds tracked by Wall St. Rank hold ONL as of Q1 2026.

  • Marshall Wace held 451,635 shares of Orion Office REIT worth $971K as of Q1 2026.
  • Marshall Wace bought 212,959 Orion Office REIT shares in Q1 2026, an estimated $493K.
  • Orion Office REIT made up ﹤0.01% of Marshall Wace's portfolio in Q1 2026, its #2145 holding.
  • Marshall Wace first reported a position in Orion Office REIT in Q1 2022 and has held it in 6 quarters since.
  • 191 funds tracked by Wall St. Rank held Orion Office REIT as of Q1 2026.

Based on Marshall Wace's 13F filing for Q1 2026, filed 15 May 2026.