There is a long list of 208 institutional holders of INFN within the last two holding periods in our database of 13F filers, so we've sorted through to present to you just the top 50 institutional holders of INFN by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-INFN table below, the initial column indicates the name of each top institutional holder of INFN, with a link to that fund's top holdings. The next columns indicate the amount of INFN stock held by each of the institutional holders of INFN, followed by the INFN position size held by the institution, and finally the date of the quarterly 13F filing period the holdings data represents for that institution.

Holder	Amount	Position Size ($ in 1000's)	As of
Opti Capital Management LP		$3,448,386	12/31/2023
NOTE 3	3,500,000	$3,448,386	12/31/2023
FMR LLC	34,038,565	$161,683	12/31/2023
INFN	34,038,565	$161,683	12/31/2023
Oaktree Capital Management LP	25,175,384	$119,583	12/31/2023
INFN	25,175,384	$119,583	12/31/2023
Vanguard Group Inc.	24,750,346	$117,564	12/31/2023
INFN	24,750,346	$117,564	12/31/2023
Citadel Advisors LLC		$100,394	12/31/2023
NOTE 3	52,500,000	$51,701	12/31/2023
NOTE 2	46,726,000	$43,669	12/31/2023
INFN	1,051,436	$4,994	12/31/2023
Call	53,200	$253	12/31/2023
Put	47,000	$223	12/31/2023
Shapiro Capital Management LLC	18,767,200	$89,144	12/31/2023
INFN	18,767,200	$89,144	12/31/2023
BlackRock Inc.		$85,098	12/31/2023
INFN	17,357,285	$82,447	12/31/2023
NOTE 3	2,700,000	$2,651	12/31/2023
Brown Advisory Inc.	15,017,956	$71,335	12/31/2023
INFN	15,017,956	$71,335	12/31/2023
Wolverine Asset Management LLC		$64,586	12/31/2023
NOTE 3	62,500,000	$61,518	12/31/2023
NOTE 2	3,300,000	$3,069	12/31/2023
Put	200	$1	12/31/2023
TENOR CAPITAL MANAGEMENT Co. L.P.		$62,657	12/31/2023
NOTE 3	54,000,000	$54,153	12/31/2023
NOTE 2	9,000,000	$8,504	12/31/2023
Greenhouse Funds LLLP	9,325,900	$44,298	12/31/2023
INFN	9,325,900	$44,298	12/31/2023
Barrow Hanley Mewhinney & Strauss LLC	9,104,109	$43,245	12/31/2023
INFN	9,104,109	$43,245	12/31/2023
CNH Partners LLC		$35,750	12/31/2023
NOTE 3	25,470,000	$25,136	12/31/2023
NOTE 2	11,565,000	$10,614	12/31/2023
State Street Corp		$30,221	12/31/2023
INFN	4,610,101	$21,898	12/31/2023
NOTE 3	8,350,000	$8,323	12/31/2023
D. E. Shaw & Co. Inc.		$26,496	12/31/2023
NOTE	17,200,000	$16,844	12/31/2023
INFN	2,031,937	$9,652	12/31/2023
Ameriprise Financial Inc.		$24,592	12/31/2023
CONV BND	19,430,000	$19,078	12/31/2023
INFN	1,160,925	$5,514	12/31/2023
Paradigm Capital Management Inc. NY	4,927,700	$23,407	12/31/2023
INFN	4,927,700	$23,407	12/31/2023
Silverback Asset Management LLC		$22,686	12/31/2023
NOTE 2	23,841,000	$22,278	12/31/2023
NOTE 3	20,035,000	$19,756	12/31/2023
Put	250,000	$19,348	12/31/2023
Nuveen Asset Management LLC		$20,711	12/31/2023
INFN	2,369,385	$11,255	12/31/2023
NOTE 3	9,630,000	$9,456	12/31/2023
Geode Capital Management LLC	4,352,018	$20,674	12/31/2023
INFN	4,352,018	$20,674	12/31/2023
Whitebox Advisors LLC		$16,692	12/31/2023
NOTE 3	17,000,000	$16,692	12/31/2023
Aristotle Capital Boston LLC	3,144,245	$14,935	12/31/2023
INFN	3,144,245	$14,935	12/31/2023
Morgan Stanley		$13,678	12/31/2023
INFN	2,187,018	$10,388	12/31/2023
NOTE 3	3,351,000	$3,290	12/31/2023
Jacobs Levy Equity Management Inc.	2,853,508	$13,554	12/31/2023
INFN	2,853,508	$13,554	12/31/2023
Hood River Capital Management LLC	2,730,215	$12,969	12/31/2023
INFN	2,730,215	$12,969	12/31/2023
Goldman Sachs Group Inc.		$12,642	12/31/2023
INFN	2,510,181	$11,923	12/31/2023
CNV	750,000	$719	12/31/2023
Northern Trust Corp	1,865,475	$8,861	12/31/2023
INFN	1,865,475	$8,861	12/31/2023
Kennedy Capital Management Inc.	1,845,943	$8,768	12/31/2023
INFN	1,845,943	$8,768	12/31/2023
Millennium Management LLC	1,753,260	$8,328	12/31/2023
INFN	1,753,260	$8,328	12/31/2023
Marshall Wace LLP	1,750,126	$8,313	12/31/2023
INFN	1,750,126	$8,313	12/31/2023
Point72 Asset Management L.P.	1,607,300	$7,635	12/31/2023
INFN	1,607,300	$7,635	12/31/2023
Charles Schwab Investment Management Inc.	1,576,725	$7,489	12/31/2023
INFN	1,576,725	$7,489	12/31/2023
Neuberger Berman Group LLC	1,556,450	$7,403	12/31/2023
INFN	1,556,450	$7,403	12/31/2023
Bank of America Corp DE	1,473,811	$7,001	12/31/2023
INFN	1,473,811	$7,001	12/31/2023
Dimensional Fund Advisors LP	1,415,677	$6,725	12/31/2023
INFN	1,415,677	$6,725	12/31/2023
Calamos Advisors LLC		$5,909	12/31/2023
NOTE 3	6,000,000	$5,909	12/31/2023
Fort Baker Capital Management LP		$5,246	12/31/2023
NOTE 2	5,353,000	$5,246	12/31/2023
Deutsche Bank AG		$5,105	12/31/2023
INFN	774,732	$3,680	12/31/2023
Call	300,000	$1,425	12/31/2023
Context Capital Management LLC		$5,048	12/31/2023
NOTE 2	5,500,000	$5,048	12/31/2023
Capstone Investment Advisors LLC		$4,702	12/31/2023
NOTE 2	5,000,000	$4,589	12/31/2023
INFN	23,813	$113	12/31/2023
Royce & Associates LP	888,316	$4,220	12/31/2023
INFN	888,316	$4,220	12/31/2023
State of Wisconsin Investment Board	877,451	$4,168	12/31/2023
INFN	877,451	$4,168	12/31/2023
Gilder Gagnon Howe & Co. LLC	845,476	$4,016	12/31/2023
INFN	845,476	$4,016	12/31/2023
Bank of New York Mellon Corp	843,547	$4,007	12/31/2023
INFN	843,547	$4,007	12/31/2023
Needham Investment Management LLC	800,000	$3,800	12/31/2023
INFN	800,000	$3,800	12/31/2023
Jane Street Group LLC		$3,455	12/31/2023
INFN	418,106	$1,986	12/31/2023
NOTE 3	1,400,000	$1,371	12/31/2023
Call	20,600	$98	12/31/2023
JPMorgan Chase & Co.		$3,331	12/31/2023
INFN	467,886	$2,222	12/31/2023
BOND	1,175,000	$1,109	12/31/2023
Kovack Advisors Inc.	548,500	$3,307	03/31/2024
INFN	548,500	$3,307	03/31/2024
Point72 Hong Kong Ltd	660,497	$3,137	12/31/2023
INFN	660,497	$3,137	12/31/2023
Sei Investments Co.		$3,100	12/31/2023
INFN	627,029	$2,978	12/31/2023
NOTE 2	134,000	$122	12/31/2023