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GAMCO Investors’s Certara CERT Stock Holding History

GAMCO Investors’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 		– Sell
-10,200
Closed -$89.9K – 1018
2025
Q4 		$89.9K Buy
+10,200
New +$105K ﹤0.01% 1024
2025
Q3 		– Sell
-12,000
Closed -$140K – 1026
2025
Q2 		$140K Hold
12,000
– – ﹤0.01% 1024
2025
Q1 		$119K Sell
12,000
-500
-4% -$6.07K ﹤0.01% 837
2024
Q4 		$133K Buy
+12,500
New +$136K ﹤0.01% 849
2024
Q3 		– Sell
-11,500
Closed -$159K – 870
2024
Q2 		$159K Buy
11,500
+500
+5% +$8.21K ﹤0.01% 836
2024
Q1 		$197K Hold
11,000
– – ﹤0.01% 817
2023
Q4 		$193K Buy
11,000
+1,000
+10% +$14.7K ﹤0.01% 812
2023
Q3 		$145K Buy
+10,000
New +$168K ﹤0.01% 816

Other funds holding CERT

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
DM
Deerfield Management New York $9.59B AUM 113.36% 1-Year Est. Return
JFG
Jefferies Financial Group New York $15.2B AUM 55.75% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
WA
Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return
ACH
ArrowMark Colorado Holdings Denver, Colorado $2.4B AUM 42.85% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.91% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

GAMCO Investors's CERT Position: Q1 2026 in Review

GAMCO Investors sold out of Certara (CERT) in Q1 2026, closing a stake of 10,200 shares — an estimated $89.9K sold.

GAMCO Investors first reported a position in CERT in Q3 2023 and held it in 8 quarters. The position peaked at $197K in Q1 2024. 256 funds tracked by Wall St. Rank hold CERT as of Q1 2026.

  • GAMCO Investors reported no remaining Certara position as of Q1 2026 after selling out during the quarter.
  • GAMCO Investors sold 10,200 Certara shares in Q1 2026, an estimated $89.9K.
  • GAMCO Investors first reported a position in Certara in Q3 2023 and held it in 8 quarters.
  • GAMCO Investors's Certara position peaked at $197K in Q1 2024.
  • 256 funds tracked by Wall St. Rank held Certara as of Q1 2026.

Based on GAMCO Investors's 13F filing for Q1 2026, filed 14 May 2026.