Altimar Acquisition Corporation (ATAC) Ownership

Institutions
Mutual Funds

Institutional Ownership

Senator Investment Group LP is the biggest individual institutional holder of Altimar Acquisition Corporation (ATAC), owning a total of 1.7 million shares. Combined, the top 20 institutional holders of ATAC own 41.41% of the company with a total of 14.2 million shares.

In the latest ownership report on March 31st 2021, the top 20 institutional holders increased their combined ownership of ATAC by 1.2 million shares. 9 institutions bought 6,182,341 total additional shares and increased their ownership by an average of 296.25%. However 4 institutions sold 4,988,205 total shares and decreased their ownership by an average of 52.48%.

Overall this is a positive sign as the number of shares owned by the top 20 institutional holders of Altimar Acquisition Corporation increased by a net total of 1,194,136 in the latest quarter.

Institution Ownership Chart

Latest Institutional Ownership Changes

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
Senator Investment Group LP	4.800%	0.000%	1,650,000	1,650,000	2021-03-31
TRANSCEND WEALTH COLLECTIVE, LLC	3.933%	575.927%	1,351,853	1,151,853	2021-03-31
Hudson Way Capital Management LLC	3.685%	0.000%	1,266,674	1,266,674	2021-03-31
Linden Advisors LLC	3.133%	-46.155%	1,076,909	-923,091	2021-03-31
Glazer Capital, LLC	3.104%	12.775%	1,066,933	120,863	2021-03-31
Phoenix Holdings Ltd	3.047%	-74.707%	1,047,281	-3,093,330	2021-03-31
Marshall Wace Asset Management Ltd	2.781%	27.464%	955,961	205,973	2021-03-31
Alyeska Investment Group, L.P.	2.459%	0.000%	845,257	845,257	2021-03-31
Aristeia Capital, LLC	1.390%	0.000%	477,659	477,659	2021-03-31
HBK INVESTMENTS L P	1.164%	-11.111%	400,000	-50,000	2021-03-31
Schonfeld Strategic Advisors LLC	0.782%	2,050.100%	268,762	256,262	2021-03-31
Magnetar Financial LLC	0.759%	-77.942%	260,876	-921,784	2021-03-31
The Toronto-Dominion Bank	0.605%	0.000%	207,800	207,800	2021-03-31

Top Institutions

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
Senator Investment Group LP	4.800%	0.000%	1,650,000	1,650,000	2021-03-31
TRANSCEND WEALTH COLLECTIVE, LLC	3.933%	575.927%	1,351,853	1,151,853	2021-03-31
Hudson Way Capital Management LLC	3.685%	0.000%	1,266,674	1,266,674	2021-03-31
Linden Advisors LLC	3.133%	-46.155%	1,076,909	-923,091	2021-03-31
Glazer Capital, LLC	3.104%	12.775%	1,066,933	120,863	2021-03-31
Phoenix Holdings Ltd	3.047%	-74.707%	1,047,281	-3,093,330	2021-03-31
Marshall Wace Asset Management Ltd	2.781%	27.464%	955,961	205,973	2021-03-31
Luxor Capital Group, LP	2.739%	0.000%	941,376	941,376	2020-12-31
Alyeska Investment Group, L.P.	2.459%	0.000%	845,257	845,257	2021-03-31
OZ Management LLC	1.793%	0.000%	616,358	616,358	2020-12-31
UBS O'Connor LLC	1.593%	0.000%	547,500	547,500	2020-12-31
Omni Partners LLP	1.534%	0.000%	527,155	527,155	2020-12-31
Aristeia Capital, LLC	1.390%	0.000%	477,659	477,659	2021-03-31
HBK INVESTMENTS L P	1.164%	-11.111%	400,000	-50,000	2021-03-31
Schonfeld Strategic Advisors LLC	0.782%	2,050.100%	268,762	256,262	2021-03-31
Fort Baker Capital Management LP	0.767%	0.000%	263,529	263,529	2020-12-31
Magnetar Financial LLC	0.759%	-77.942%	260,876	-921,784	2021-03-31
Radcliffe Group Inc	0.711%	0.000%	244,500	244,500	2020-12-31
MYDA Advisors LLC	0.640%	0.000%	220,000	220,000	2020-12-31
The Toronto-Dominion Bank	0.605%	0.000%	207,800	207,800	2021-03-31

Mutual Fund Ownership

Merger Investor is the biggest individual fund holder of Altimar Acquisition Corporation (ATAC), owning a total of 404 thousand shares. Combined, the top 11 mutual fund holders of ATAC own 2.28% of the company with a total of 784 thousand shares.

In the latest ownership report on April 30th 2021, the top 11 fund holders increased their combined ownership of ATAC by 25 thousand shares. 2 funds bought 25,026 total additional shares and increased their ownership by an average of 613.65%. However 1 funds sold 213 total shares and decreased their ownership by an average of 2.95%.

Overall this is a positive sign as the number of shares owned by the top 20 mutual funds holding Altimar Acquisition Corporation increased by a net total of 24,813 in the latest report.

Mutual Funds Chart

Latest Mutual Fund Ownership Changes

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
JPM Multi-Manager Alt C (acc) USD	0.511%	0.000%	175,773	0	2021-04-30
EHP Global Arbitrage Alternative Cl F	0.079%	1,227.300%	27,037	25,000	2021-04-30
Defiance Next Gen SPAC Derived ETF	0.020%	-2.950%	7,008	-213	2021-04-30
Nationwide Multi-Cap Portfolio R6	0.000%	0.000%	26	26	2021-04-30

Top Mutual Funds

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
Merger Investor	1.176%	0.000%	404,113	404,113	2021-03-31
JPM Multi-Manager Alt C (acc) USD	0.511%	0.000%	175,773	0	2021-04-30
PartnerSelect Alt Strats Instl	0.274%	0.000%	94,188	94,188	2021-03-31
Water Island Event-Driven Fund I	0.109%	0.000%	37,596	37,596	2021-02-28
EHP Global Arbitrage Alternative Cl F	0.079%	1,227.300%	27,037	25,000	2021-04-30
JNL Multi-Manager Alternative A	0.054%	0.000%	18,524	18,524	2021-03-31
KSM Hafnix Overseas Equity	0.041%	-21.099%	14,023	-3,750	2021-02-28
Defiance Next Gen SPAC Derived ETF	0.020%	-2.950%	7,008	-213	2021-04-30
Merger VL	0.016%	0.000%	5,428	5,428	2021-03-31
KSM Pheonix Global Bond $ Denom !	0.001%	0.000%	436	0	2021-02-28
Nationwide Multi-Cap Portfolio R6	0.000%	0.000%	26	26	2021-04-30