Here is an updated list for the captive orca population. There is an estimated 61 individuals in captivity (23.28.10). Zero pregnancies have been announced but it is suspected that a female at Chimelong Ocean Kingdom is pregnant.
Chimelong Ocean Kingdom - Zhuhai, China (1.3.8) 12
1.0 Tyson/Orpheus (Wild x Wild) 2005-00-00 in Sea of Okhotsk, Russia
0.1 Unknown (Wild x Wild) 2006-00-00 in Sea of Okhotsk, Russia
0.1 Grace (Wild x Wild) 2010-00-00 in Sea of Okhotsk, Russia
0.1 Unknown (Wild x Wild) 2012-00-00 in Sea of Okhotsk, Russia
0.0.1 Unknown (Unknown x Unknown) 2019-00-00 at Chimelong Ocean Kingdom
0.0.1 Unknown (Unknown x Unknown) 2021-00-00 at Chimelong Ocean Kingdom
0.0.1 Unknown (Wild x Wild) 0000-00-00 in Sea of Okhotsk, Russia
0.0.1 Unknown (Wild x Wild) 0000-00-00 in Sea of Okhotsk, Russia
0.0.1 Unknown (Wild x Wild) 0000-00-00 in Sea of Okhotsk, Russia
0.0.1 Unknown (Wild x Wild) 0000-00-00 in Sea of Okhotsk, Russia
0.0.1 Unknown (Wild x Wild) 0000-00-00 in Sea of Okhotsk, Russia
Shanghai Haichang Ocean Park - Shanghai, China (3.2) 5
1.0 Pànghǔ/Dillon (Wild x Wild) 2009-00-00 in Sea of Okhotsk, Russia
0.1 Dora (Wild x Wild) 2011-00-00 in Sea of Okhotsk, Russia
1.0 Xiàoēn/Shawn (Wild x Wild) 2012-00-00 in Sea of Okhotsk, Russia
0.1 Cookie (Wild x Wild) 2012-00-00 in Sea of Okhotsk, Russia
1.0 Cody/Pàngdòudīng (Pànghǔ x Cookie) 2021-09-10 at Shanghai Haichang Ocean Park
Wuxi Changqiao Ocean Kingdom - Wuxi, China (2.0) 2
1.0 Unknown (Wild x Wild) 0000-00-00 in Sea of Okhotsk, Russia
1.0 Unknown (Wild x Wild) 0000-00-00 in Sea of Okhotsk, Russia
SunAsia Beluga Whale World - Dalian, China (0.2) 2
0.1 Unknown (Wild x Wild) 0000-00-00 in Sea of Okhotsk, Russia
0.1 Unknown (Wild x Wild) 0000-00-00 in Sea of Okhotsk, Russia
Kamogawa Sea World - Kamogawa, Japan (0.4) 4
0.1 Lovey (Bingo x Stella) 1998-01-11 at Kamogawa Sea World
0.1 Lara (Bingo x Stella) 2001-02-08 at Kamogawa Sea World
0.1 Ran (Bingo x Stella) 2006-02-25 at Kamogawa Sea World
0.1 Luna (Oscar x Lovey) 2012-07-13 at Kamogawa Sea World
Port of Nagoya Public Aquarium - Nagoya, Japan (1.2) 3
0.1 Stella (Wild x Wild) 1986-00-00 in Seyðisfjörður, Iceland
1.0 Earth (Oscar x Lovey) 2008-10-13 at Kamogawa Sea World
0.1 Lynn (Bingo x Stella) 2012-11-13 at Port of Nagoya Public Aquarium
Moskavirum - Moscow, Russia (1.1) 2
1.0 Nord (Wild x Wild) 2008-00-00 in Sea of Okhotsk, Russia
0.1 Juliet/Naja (Wild x Wild) 2010-00-00 in Sea of Okhotsk, Russia
Loro Parque - Puerto de la Cruz, Canary Islands, Spain (3.1) 4
1.0 Keto (Kotar x Kalina) 1995-06-17 at SeaWorld Orlando
1.0 Tekoa (Tilikum x Taima) 2000-11-08 at SeaWorld Orlando
0.1 Morgan (Wild x Wild) 2007-00-00 in Wadden Sea, Netherlands
1.0 Adán (Keto x Kohana) 2010-10-13 at Loro Parque
Marineland Antibes - Antibes, France (3.1) 4
1.0 Inouk (Kim x Sharkane) 1999-02-23 at Marineland Antibes
0.1 Wikie (Kim x Sharkane) 2001-06-01 at Marineland Antibes
1.0 Moana (Ulises x Wikie) 2011-03-16 at Marineland Antibes
1.0 Keijo (Valentin x Wikie) 2013-11-20 at Marineland Antibes
Mundo Marino - Buenos Aires, Argentina (1.0) 1
1.0 Kshamenk (Wild x Wild) 1988-00-00 in Samborombón Bay, Argentina
SeaWorld Orlando - Orlando, Florida, USA (2.3) 5
0.1 Katina (Wild x Wild) 1976-00-00 in Skardsfjara, Iceland
1.0 Trua (Taku x Takara) 2005-11-23 at SeaWorld Orlando
0.1 Nalani (Taku x Katina) 2006-09-18 at SeaWorld Orlando
0.1 Malia (Tilikum x Tamia) 2007-03-12 at SeaWorld Orlando
1.0 Makio (Tilikum x Katina) 2010-10-09 at SeaWorld Orlando
SeaWorld San Diego - San Diego, California, USA (4.4) 8
0.1 Corky (Wild x Wild) 1966-00-00 in Pender Harbor, British Columbia, Canada
1.0 Ulises (Wild x Wild) 1977-00-00 in Reyðarfjörður, Iceland
0.1 Orkid (Orky x Kandu) 1988-09-23 at SeaWorld San Diego
1.0 Keet (Kotar x Kalina) 1993-02-02 at SeaWorld San Antonio
0.1 Shouka (Kim x Sharkane) 1993-02-25 at Marineland Antibes
1.0 Ikaika (Tilikum x Katina) 2002-08-25 at SeaWorld Orlando
0.1 Kalia (Keet x Kataska) 2004-12-21 at SeaWorld San Diego
1.0 Makani (Kshamenk x Kataska) 2013-02-14 at SeaWorld San Diego
SeaWorld San Antonio - San Antonio, Texas, USA (2.3) 5
0.1 Takara (Kotar x Kataska) 1991-07-09 at SeaWorld San Diego
1.0 Kyuquot (Tilikum x Haida) 1991-12-24 at Sealand of the Pacific
1.0 Tuar (Tilikum x Kalina) 1999-06-22 at SeaWorld Orlando
0.1 Sakari (Tilikum x Takara) 2010-01-07 at SeaWorld San Antonio
0.1 Kamea (Kshamenk x Takara) 2013-12-06 at SeaWorld San Antonio
Miami Seaquarium - Miami, Florida, USA (0.1) 1
0.1 Tokitae/Lolita (Wild x Wild) 1966-00-00 in Penn Cove, Whidbey Island, Washington State, USA
MarineLand Canada - Niagara Falls, Ontario, Canada (0.1) 1
0.1 Kiska (Wild x Wild) 1766-00-00 in Ingólfshöfði, Iceland
Unknown Location/Status - Russia (0.0.2) 2
0.0.1 Unknown (Wild x Wild) 0000-00-00 in Sea of Okhotsk, Russia
0.0.1 Unknown (Wild x Wild) 0000-00-00 in Sea of Okhotsk, Russia