Lazard Asset Management
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Lazard Asset Management’s Ironwood Pharmaceuticals IRWD Stock Holding History

Lazard Asset Management’s Portfolio IRWD Stock Details IRWD Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1.02M Sell
290,189
-710,256
-71% -$2.91M ﹤0.01% 1156
2025
Q4 		$3.37M Buy
+1,000,445
New +$2.6M 0.01% 674
2024
Q2 		– Sell
-14,542
Closed -$126K – 2336
2024
Q1 		$126K Sell
14,542
-860
-6% -$10.4K ﹤0.01% 1459
2023
Q4 		$176K Buy
15,402
+11
+0.1% +$109 ﹤0.01% 1436
2023
Q3 		$148K Buy
15,391
+8,779
+133% +$86K ﹤0.01% 1487
2023
Q2 		$70K Buy
6,612
+6,503
+5,966% +$69.9K ﹤0.01% 1717
2023
Q1 		$1K Sell
109
-10,779
-99% -$121K ﹤0.01% 2241
2022
Q4 		$134K Buy
+10,888
New +$124K ﹤0.01% 1413
2022
Q3 		– Sell
-10,900
Closed -$125K – 2442
2022
Q2 		$125K Buy
10,900
+4,630
+74% +$54.5K ﹤0.01% 1434
2022
Q1 		$78K Buy
+6,270
New +$71.9K ﹤0.01% 1515
2021
Q4 		– Sell
-3,921
Closed -$51K – 2375
2021
Q3 		$51K Buy
+3,921
New +$50.7K ﹤0.01% 1678
2021
Q1 		– Sell
-77,200
Closed -$878K – 1929
2020
Q4 		$878K Buy
77,200
+35,821
+87% +$392K ﹤0.01% 911
2020
Q3 		$372K Buy
+41,379
New +$411K ﹤0.01% 902
2020
Q2 		– Sell
-8,536
Closed -$86K – 1696
2020
Q1 		$86K Buy
8,536
+4,962
+139% +$58.3K ﹤0.01% 1029
2019
Q4 		$47K Buy
3,574
+2,101
+143% +$23.2K ﹤0.01% 1072
2019
Q3 		$12K Buy
+1,473
New +$14.3K ﹤0.01% 1261

Other funds holding IRWD

AC
Armistice Capital New York $5.62B AUM 36.06% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
SCM
Sarissa Capital Management Greenwich, Connecticut $158M AUM 103.7% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Lazard Asset Management's IRWD Position: Q1 2026 in Review

Lazard Asset Management reduced its Ironwood Pharmaceuticals (IRWD) stake by 71% in Q1 2026, selling an estimated $2.91M and leaving 290,189 shares worth $1.02M. The position accounts for ﹤0.01% of the portfolio, ranked #1156.

Lazard Asset Management first reported a position in IRWD in Q3 2019 and has held it in 16 quarters since. The position peaked at $3.37M in Q4 2025. 226 funds tracked by Wall St. Rank hold IRWD as of Q1 2026.

  • Lazard Asset Management held 290,189 shares of Ironwood Pharmaceuticals worth $1.02M as of Q1 2026.
  • Lazard Asset Management sold 710,256 Ironwood Pharmaceuticals shares in Q1 2026, an estimated $2.91M.
  • Ironwood Pharmaceuticals made up ﹤0.01% of Lazard Asset Management's portfolio in Q1 2026, its #1156 holding.
  • Lazard Asset Management first reported a position in Ironwood Pharmaceuticals in Q3 2019 and has held it in 16 quarters since.
  • Lazard Asset Management's Ironwood Pharmaceuticals position peaked at $3.37M in Q4 2025.
  • 226 funds tracked by Wall St. Rank held Ironwood Pharmaceuticals as of Q1 2026.

Based on Lazard Asset Management's 13F filing for Q1 2026, filed 15 May 2026.