Citadel Advisors
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Citadel Advisors’s Certara CERT Stock Holding History

Citadel Advisors’s Portfolio CERT Stock Details CERT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$25.9M Buy
4,545,848
+1,355,236
+42% +$10.3M ﹤0.01% 2014
2025
Q4 		$28.1M Buy
3,190,612
+2,035,801
+176% +$21M ﹤0.01% 1974
2025
Q3 		$14.1M Buy
1,154,811
+495,918
+75% +$5.42M ﹤0.01% 2764
2025
Q2 		$7.71M Buy
658,893
+167,259
+34% +$1.98M ﹤0.01% 3410
2025
Q1 		$4.87M Sell
491,634
-1,120,073
-69% -$13.6M ﹤0.01% 3916
2024
Q4 		$17.2M Buy
1,611,707
+1,295,640
+410% +$14.1M ﹤0.01% 2334
2024
Q3 		$3.7M Buy
316,067
+291,243
+1,173% +$3.84M ﹤0.01% 4436
2024
Q2 		$344K Sell
24,824
-28,044
-53% -$461K ﹤0.01% 8872
2024
Q1 		$945K Sell
52,868
-1,847
-3% -$31.9K ﹤0.01% 7033
2023
Q4 		$962K Sell
54,715
-27,457
-33% -$402K ﹤0.01% 6763
2023
Q3 		$1.19M Buy
+82,172
New +$1.38M ﹤0.01% 6205
2023
Q1 		– Sell
-13,164
Closed -$260K – 14777
2022
Q4 		$212K Sell
13,164
-26,889
-67% -$390K ﹤0.01% 10028
2022
Q3 		$532K Buy
+40,053
New +$740K ﹤0.01% 8324
2022
Q2 		– Sell
-48,190
Closed -$951K – 12965
2022
Q1 		$1.03M Sell
48,190
-120,147
-71% -$2.89M ﹤0.01% 7611
2021
Q4 		$4.78M Buy
168,337
+147,768
+718% +$4.97M ﹤0.01% 4363
2021
Q3 		$681K Buy
+20,569
New +$621K ﹤0.01% 9135
2021
Q1 		– Sell
-313,972
Closed -$10.4M – 13193
2020
Q4 		$10.6M Buy
+313,972
New +$11.5M ﹤0.01% 2572

Other funds holding CERT

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
DM
Deerfield Management New York $8.48B AUM 99.04% 1-Year Est. Return
JFG
Jefferies Financial Group New York $14.6B AUM 40.95% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
WA
Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return
ACH
ArrowMark Colorado Holdings Denver, Colorado $3.76B AUM 21.77% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

Citadel Advisors's CERT Position: Q1 2026 in Review

Citadel Advisors increased its Certara (CERT) stake by 42% in Q1 2026, buying an estimated $10.3M and bringing the position to 4,545,848 shares worth $25.9M. The position accounts for ﹤0.01% of the portfolio, ranked #2014.

Citadel Advisors first reported a position in CERT in Q4 2020 and has held it in 17 quarters since. The position peaked at $28.1M in Q4 2025. 254 funds tracked by Wall St. Rank hold CERT as of Q1 2026.

  • Citadel Advisors held 4,545,848 shares of Certara worth $25.9M as of Q1 2026.
  • Citadel Advisors bought 1,355,236 Certara shares in Q1 2026, an estimated $10.3M.
  • Certara made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #2014 holding.
  • Citadel Advisors first reported a position in Certara in Q4 2020 and has held it in 17 quarters since.
  • Citadel Advisors's Certara position peaked at $28.1M in Q4 2025.
  • 254 funds tracked by Wall St. Rank held Certara as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.