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Cliff Asness’s Sutro Biopharma STRO Stock Holding History

Cliff Asness’s Portfolio STRO Stock Details STRO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-8,605
Closed -$214K – 3960
2026
Q1 		$214K Sell
8,605
-9,429
-52% -$170K ﹤0.01% 3569
2025
Q4 		$209K Sell
18,034
-17,411
-49% -$165K ﹤0.01% 3347
2025
Q3 		$308K Sell
35,445
-65,827
-65% -$560K ﹤0.01% 3069
2025
Q2 		$723K Sell
101,272
-30,820
-23% -$252K ﹤0.01% 2400
2025
Q1 		$859K Buy
132,092
+120,633
+1,053% +$1.9M ﹤0.01% 2126
2024
Q4 		$211K Sell
11,459
-21,095
-65% -$644K ﹤0.01% 2656
2024
Q3 		$1.13M Buy
32,554
+4,202
+15% +$165K ﹤0.01% 1776
2024
Q2 		$831K Buy
28,352
+24,770
+692% +$979K ﹤0.01% 1835
2024
Q1 		$202K Sell
3,582
-4,781
-57% -$211K ﹤0.01% 2249
2023
Q4 		$359K Buy
8,363
+5,987
+252% +$190K ﹤0.01% 2003
2023
Q3 		$82.4K Sell
2,376
-5,794
-71% -$252K ﹤0.01% 2248
2023
Q2 		$380K Sell
8,170
-31,200
-79% -$1.55M ﹤0.01% 1864
2023
Q1 		$1.82M Buy
39,370
+19,559
+99% +$1.24M ﹤0.01% 1297
2022
Q4 		$1.6M Buy
19,811
+603
+3% +$41.9K ﹤0.01% 1354
2022
Q3 		$1.07M Buy
19,208
+13,268
+223% +$785K ﹤0.01% 1493
2022
Q2 		$309K Buy
5,940
+3,622
+156% +$202K ﹤0.01% 1860
2022
Q1 		$191K Buy
+2,318
New +$221K ﹤0.01% 2074
2021
Q4 		– Sell
-1,452
Closed -$274K – 2274
2021
Q3 		$274K Buy
+1,452
New +$276K ﹤0.01% 2060
2021
Q2 		– Sell
-4,267
Closed -$971K – 2296
2021
Q1 		$971K Buy
4,267
+2,766
+184% +$656K ﹤0.01% 1563
2020
Q4 		$326K Buy
+1,501
New +$249K ﹤0.01% 1943

Other funds holding STRO

PA
Perceptive Advisors New York $6.66B AUM 360.84% 1-Year Est. Return
BI
BVF Inc San Francisco, California $3.91B AUM 304.52% 1-Year Est. Return
AAA
Affinity Asset Advisors New York $2.21B AUM 431.26% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
SB
Samsara BioCapital Palo Alto, California $1.22B AUM 242.83% 1-Year Est. Return
KCM
Kynam Capital Management Princeton, New Jersey $1.81B AUM 192.15% 1-Year Est. Return
O
OrbiMed New York $5.4B AUM 163.13% 1-Year Est. Return
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $80.2B AUM 51.53% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
EAM
Eventide Asset Management Boston, Massachusetts $7.48B AUM 104.76% 1-Year Est. Return

Cliff Asness's STRO Position: Q2 2026 in Review

Cliff Asness sold out of Sutro Biopharma (STRO) in Q2 2026, closing a stake of 8,605 shares — an estimated $214K sold.

Cliff Asness first reported a position in STRO in Q4 2020 and held it in 20 quarters. The position peaked at $1.82M in Q1 2023. 99 funds tracked by Wall St. Rank hold STRO as of Q2 2026.

  • Cliff Asness reported no remaining Sutro Biopharma position as of Q2 2026 after selling out during the quarter.
  • Cliff Asness sold 8,605 Sutro Biopharma shares in Q2 2026, an estimated $214K.
  • Cliff Asness first reported a position in Sutro Biopharma in Q4 2020 and held it in 20 quarters.
  • Cliff Asness's Sutro Biopharma position peaked at $1.82M in Q1 2023.
  • 99 funds tracked by Wall St. Rank held Sutro Biopharma as of Q2 2026.

Based on AQR Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.